/Engine/Plugins/Experimental/ChaosClothAsset/Source/ChaosClothAsset/Public/ChaosClothAsset/CollectionClothFacade.h
Add a new pattern to this cloth LOD, and return the cloth pattern facade set to its index.
[FCollectionClothRenderPatternFacade](API\Plugins\ChaosClothAsset\ChaosClothAsset\FCollectionClothRenderPatternFac-) AddGetRenderPattern()